2606231 has 2 divisors, whose sum is σ = 2606232. Its totient is φ = 2606230.

The previous prime is 2606221. The next prime is 2606251. The reversal of 2606231 is 1326062.

It is an a-pointer prime, because the next prime (2606251) can be obtained adding 2606231 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2606231 is a prime.

It is a super-2 number, since 2×2606231² = 13584880050722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2606221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1303115 + 1303116.

It is an arithmetic number, because the mean of its divisors is an integer number (1303116).

2^2606231 is an apocalyptic number.

2606231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2606231 is an equidigital number, since it uses as much as digits as its factorization.

2606231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2606231 is about 1614.3825445042. The cubic root of 2606231 is about 137.6166459209.

The spelling of 2606231 in words is "two million, six hundred six thousand, two hundred thirty-one".